/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <linuxwifi@intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#include <net/mac80211.h>
#include <linux/netdevice.h>
#include "iwl-trans.h"
#include "iwl-op-mode.h"
#include "fw/img.h"
#include "iwl-debug.h"
#include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
#include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
#include "iwl-prph.h"
#include "fw/acpi.h"
#include "fw/pnvm.h"
#include "mvm.h"
#include "fw/dbg.h"
#include "iwl-phy-db.h"
#include "iwl-modparams.h"
#include "iwl-nvm-parse.h"
#define MVM_UCODE_ALIVE_TIMEOUT (HZ)
#define MVM_UCODE_CALIB_TIMEOUT (2 * HZ)
#define UCODE_VALID_OK cpu_to_le32(0x1)
struct iwl_mvm_alive_data {
bool valid;
u32 scd_base_addr;
};
static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
{
struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
.valid = cpu_to_le32(valid_tx_ant),
};
IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
sizeof(tx_ant_cmd), &tx_ant_cmd);
}
static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
{
int i;
struct iwl_rss_config_cmd cmd = {
.flags = cpu_to_le32(IWL_RSS_ENABLE),
.hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) |
BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) |
BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) |
BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) |
BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) |
BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD),
};
if (mvm->trans->num_rx_queues == 1)
return 0;
/* Do not direct RSS traffic to Q 0 which is our fallback queue */
for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
cmd.indirection_table[i] =
1 + (i % (mvm->trans->num_rx_queues - 1));
netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
}
static int iwl_configure_rxq(struct iwl_mvm *mvm)
{
int i, num_queues, size, ret;
struct iwl_rfh_queue_config *cmd;
struct iwl_host_cmd hcmd = {
.id = WIDE_ID(DATA_PATH_GROUP, RFH_QUEUE_CONFIG_CMD),
.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
};
/*
* The default queue is configured via context info, so if we
* have a single queue, there's nothing to do here.
*/
if (mvm->trans->num_rx_queues == 1)
return 0;
/* skip the default queue */
num_queues = mvm->trans->num_rx_queues - 1;
size = struct_size(cmd, data, num_queues);
cmd = kzalloc(size, GFP_KERNEL);
if (!cmd)
return -ENOMEM;
cmd->num_queues = num_queues;
for (i = 0; i < num_queues; i++) {
struct iwl_trans_rxq_dma_data data;
cmd->data[i].q_num = i + 1;
iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data);
cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb);
cmd->data[i].urbd_stts_wrptr =
cpu_to_le64(data.urbd_stts_wrptr);
cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb);
cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid);
}
hcmd.data[0] = cmd;
hcmd.len[0] = size;
ret = iwl_mvm_send_cmd(mvm, &hcmd);
kfree(cmd);
return ret;
}
static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
{
struct iwl_dqa_enable_cmd dqa_cmd = {
.cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
};
u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0);
int ret;
ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
if (ret)
IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
else
IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
return ret;
}
void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data;
__le32 *dump_data = mfu_dump_notif->data;
int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32);
int i;
if (mfu_dump_notif->index_num == 0)
IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n",
le32_to_cpu(mfu_dump_notif->assert_id));
for (i = 0; i < n_words; i++)
IWL_DEBUG_INFO(mvm,
"MFUART assert dump, dword %u: 0x%08x\n",
le16_to_cpu(mfu_dump_notif->index_num) *
n_words + i,
le32_to_cpu(dump_data[i]));
}
static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
struct iwl_mvm *mvm =
container_of(notif_wait, struct iwl_mvm, notif_wait);
struct iwl_mvm_alive_data *alive_data = data;
struct iwl_umac_alive *umac;
struct iwl_lmac_alive *lmac1;
struct iwl_lmac_alive *lmac2 = NULL;
u16 status;
u32 lmac_error_event_table, umac_error_table;
/*
* For v5 and above, we can check the version, for older
* versions we need to check the size.
*/
if (iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP,
UCODE_ALIVE_NTFY, 0) == 5) {
struct iwl_alive_ntf_v5 *palive;
palive = (void *)pkt->data;
umac = &palive->umac_data;
lmac1 = &palive->lmac_data[0];
lmac2 = &palive->lmac_data[1];
status = le16_to_cpu(palive->status);
mvm->trans->sku_id[0] = le32_to_cpu(palive->sku_id.data[0]);
mvm->trans->sku_id[1] = le32_to_cpu(palive->sku_id.data[1]);
mvm->trans->sku_id[2] = le32_to_cpu(palive->sku_id.data[2]);
IWL_DEBUG_FW(mvm, "Got sku_id: 0x0%x 0x0%x 0x0%x\n",
mvm->trans->sku_id[0],
mvm->trans->sku_id[1],
mvm->trans->sku_id[2]);
} else if (iwl_rx_packet_payload_len(pkt) == sizeof(struct iwl_alive_ntf_v4)) {
struct iwl_alive_ntf_v4 *palive;
palive = (void *)pkt->data;
umac = &palive->umac_data;
lmac1 = &palive->lmac_data[0];
lmac2 = &palive->lmac_data[1];
status = le16_to_cpu(palive->status);
} else if (iwl_rx_packet_payload_len(pkt) ==
sizeof(struct iwl_alive_ntf_v3)) {
struct iwl_alive_ntf_v3 *palive3;
palive3 = (void *)pkt->data;
umac = &palive3->umac_data;
lmac1 = &palive3->lmac_data;
status = le16_to_cpu(palive3->status);
} else {
WARN(1, "unsupported alive notification (size %d)\n",
iwl_rx_packet_payload_len(pkt));
/* get timeout later */
return false;
}
lmac_error_event_table =
le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr);
iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table);
if (lmac2)
mvm->trans->dbg.lmac_error_event_table[1] =
le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr);
umac_error_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr);
if (umac_error_table) {
if (umac_error_table >=
mvm->trans->cfg->min_umac_error_event_table) {
iwl_fw_umac_set_alive_err_table(mvm->trans,
umac_error_table);
} else {
IWL_ERR(mvm,
"Not valid error log pointer 0x%08X for %s uCode\n",
umac_error_table,
(mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
"Init" : "RT");
}
}
alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr);
alive_data->valid = status == IWL_ALIVE_STATUS_OK;
IWL_DEBUG_FW(mvm,
"Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
status, lmac1->ver_type, lmac1->ver_subtype);
if (lmac2)
IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
IWL_DEBUG_FW(mvm,
"UMAC version: Major - 0x%x, Minor - 0x%x\n",
le32_to_cpu(umac->umac_major),
le32_to_cpu(umac->umac_minor));
iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac);
return true;
}
static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
return true;
}
static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
struct iwl_phy_db *phy_db = data;
if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
return true;
}
WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
return false;
}
static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
enum iwl_ucode_type ucode_type)
{
struct iwl_notification_wait alive_wait;
struct iwl_mvm_alive_data alive_data = {};
const struct fw_img *fw;
int ret;
enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
static const u16 alive_cmd[] = { UCODE_ALIVE_NTFY };
bool run_in_rfkill =
ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm);
if (ucode_type == IWL_UCODE_REGULAR &&
iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
!(fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
else
fw = iwl_get_ucode_image(mvm->fw, ucode_type);
if (WARN_ON(!fw))
return -EINVAL;
iwl_fw_set_current_image(&mvm->fwrt, ucode_type);
clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
alive_cmd, ARRAY_SIZE(alive_cmd),
iwl_alive_fn, &alive_data);
/*
* We want to load the INIT firmware even in RFKILL
* For the unified firmware case, the ucode_type is not
* INIT, but we still need to run it.
*/
ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill);
if (ret) {
iwl_fw_set_current_image(&mvm->fwrt, old_type);
iwl_remove_notification(&mvm->notif_wait, &alive_wait);
return ret;
}
/*
* Some things may run in the background now, but we
* just wait for the ALIVE notification here.
*/
ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
MVM_UCODE_ALIVE_TIMEOUT);
if (ret) {
struct iwl_trans *trans = mvm->trans;
if (trans->trans_cfg->device_family >=
IWL_DEVICE_FAMILY_22000) {
IWL_ERR(mvm,
"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS),
iwl_read_umac_prph(trans,
UMAG_SB_CPU_2_STATUS));
IWL_ERR(mvm, "UMAC PC: 0x%x\n",
iwl_read_umac_prph(trans,
UREG_UMAC_CURRENT_PC));
IWL_ERR(mvm, "LMAC PC: 0x%x\n",
iwl_read_umac_prph(trans,
UREG_LMAC1_CURRENT_PC));
if (iwl_mvm_is_cdb_supported(mvm))
IWL_ERR(mvm, "LMAC2 PC: 0x%x\n",
iwl_read_umac_prph(trans,
UREG_LMAC2_CURRENT_PC));
} else if (trans->trans_cfg->device_family >=
IWL_DEVICE_FAMILY_8000) {
IWL_ERR(mvm,
"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
iwl_read_prph(trans, SB_CPU_1_STATUS),
iwl_read_prph(trans, SB_CPU_2_STATUS));
}
if (ret == -ETIMEDOUT)
iwl_fw_dbg_error_collect(&mvm->fwrt,
FW_DBG_TRIGGER_ALIVE_TIMEOUT);
iwl_fw_set_current_image(&mvm->fwrt, old_type);
return ret;
}
if (!alive_data.valid) {
IWL_ERR(mvm, "Loaded ucode is not valid!\n");
iwl_fw_set_current_image(&mvm->fwrt, old_type);
return -EIO;
}
ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait);
if (ret) {
IWL_ERR(mvm, "Timeout waiting for PNVM load!\n");
iwl_fw_set_current_image(&mvm->fwrt, old_type);
return ret;
}
iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
/*
* Note: all the queues are enabled as part of the interface
* initialization, but in firmware restart scenarios they
* could be stopped, so wake them up. In firmware restart,
* mac80211 will have the queues stopped as well until the
* reconfiguration completes. During normal startup, they
* will be empty.
*/
memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
/*
* Set a 'fake' TID for the command queue, since we use the
* hweight() of the tid_bitmap as a refcount now. Not that
* we ever even consider the command queue as one we might
* want to reuse, but be safe nevertheless.
*/
mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap =
BIT(IWL_MAX_TID_COUNT + 2);
set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
#ifdef CONFIG_IWLWIFI_DEBUGFS
iwl_fw_set_dbg_rec_on(&mvm->fwrt);
#endif
return 0;
}
static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
{
struct iwl_notification_wait init_wait;
struct iwl_nvm_access_complete_cmd nvm_complete = {};
struct iwl_init_extended_cfg_cmd init_cfg = {
.init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)),
};
static const u16 init_complete[] = {
INIT_COMPLETE_NOTIF,
};
int ret;
if (mvm->trans->cfg->tx_with_siso_diversity)
init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY));
lockdep_assert_held(&mvm->mutex);
mvm->rfkill_safe_init_done = false;
iwl_init_notification_wait(&mvm->notif_wait,
&init_wait,
init_complete,
ARRAY_SIZE(init_complete),
iwl_wait_init_complete,
NULL);
iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
/* Will also start the device */
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
NULL);
/* Send init config command to mark that we are sending NVM access
* commands
*/
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP,
INIT_EXTENDED_CFG_CMD),
CMD_SEND_IN_RFKILL,
sizeof(init_cfg), &init_cfg);
if (ret) {
IWL_ERR(mvm, "Failed to run init config command: %d\n",
ret);
goto error;
}
/* Load NVM to NIC if needed */
if (mvm->nvm_file_name) {
iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name,
mvm->nvm_sections);
iwl_mvm_load_nvm_to_nic(mvm);
}
if (IWL_MVM_PARSE_NVM && read_nvm) {
ret = iwl_nvm_init(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
goto error;
}
}
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
NVM_ACCESS_COMPLETE),
CMD_SEND_IN_RFKILL,
sizeof(nvm_complete), &nvm_complete);
if (ret) {
IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
ret);
goto error;
}
/* We wait for the INIT complete notification */
ret = iwl_wait_notification(&mvm->notif_wait, &init_wait,
MVM_UCODE_ALIVE_TIMEOUT);
if (ret)
return ret;
/* Read the NVM only at driver load time, no need to do this twice */
if (!IWL_MVM_PARSE_NVM && read_nvm) {
mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw);
if (IS_ERR(mvm->nvm_data)) {
ret = PTR_ERR(mvm->nvm_data);
mvm->nvm_data = NULL;
IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
return ret;
}
}
mvm->rfkill_safe_init_done = true;
return 0;
error:
iwl_remove_notification(&mvm->notif_wait, &init_wait);
return ret;
}
#ifdef CONFIG_ACPI
static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm,
struct iwl_phy_specific_cfg *phy_filters)
{
/*
* TODO: read specific phy config from BIOS
* ACPI table for this feature has not been defined yet,
* so for now we use hardcoded values.
*/
if (IWL_MVM_PHY_FILTER_CHAIN_A) {
phy_filters->filter_cfg_chain_a =
cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_A);
}
if (IWL_MVM_PHY_FILTER_CHAIN_B) {
phy_filters->filter_cfg_chain_b =
cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_B);
}
if (IWL_MVM_PHY_FILTER_CHAIN_C) {
phy_filters->filter_cfg_chain_c =
cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_C);
}
if (IWL_MVM_PHY_FILTER_CHAIN_D) {
phy_filters->filter_cfg_chain_d =
cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_D);
}
}
#else /* CONFIG_ACPI */
static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm,
struct iwl_phy_specific_cfg *phy_filters)
{
}
#endif /* CONFIG_ACPI */
static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
{
struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd;
enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img;
struct iwl_phy_specific_cfg phy_filters = {};
u8 cmd_ver;
size_t cmd_size;
if (iwl_mvm_has_unified_ucode(mvm) &&
!mvm->trans->cfg->tx_with_siso_diversity)
return 0;
if (mvm->trans->cfg->tx_with_siso_diversity) {
/*
* TODO: currently we don't set the antenna but letting the NIC
* to decide which antenna to use. This should come from BIOS.
*/
phy_cfg_cmd.phy_cfg =
cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED);
}
/* Set parameters */
phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
/* set flags extra PHY configuration flags from the device's cfg */
phy_cfg_cmd.phy_cfg |=
cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags);
phy_cfg_cmd.calib_control.event_trigger =
mvm->fw->default_calib[ucode_type].event_trigger;
phy_cfg_cmd.calib_control.flow_trigger =
mvm->fw->default_calib[ucode_type].flow_trigger;
cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP,
PHY_CONFIGURATION_CMD,
IWL_FW_CMD_VER_UNKNOWN);
if (cmd_ver == 3) {
iwl_mvm_phy_filter_init(mvm, &phy_filters);
memcpy(&phy_cfg_cmd.phy_specific_cfg, &phy_filters,
sizeof(struct iwl_phy_specific_cfg));
}
IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
phy_cfg_cmd.phy_cfg);
cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) :
sizeof(struct iwl_phy_cfg_cmd_v1);
return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0,
cmd_size, &phy_cfg_cmd);
}
int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
{
struct iwl_notification_wait calib_wait;
static const u16 init_complete[] = {
INIT_COMPLETE_NOTIF,
CALIB_RES_NOTIF_PHY_DB
};
int ret;
if (iwl_mvm_has_unified_ucode(mvm))
return iwl_run_unified_mvm_ucode(mvm, true);
lockdep_assert_held(&mvm->mutex);
mvm->rfkill_safe_init_done = false;
iwl_init_notification_wait(&mvm->notif_wait,
&calib_wait,
init_complete,
ARRAY_SIZE(init_complete),
iwl_wait_phy_db_entry,
mvm->phy_db);
/* Will also start the device */
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
if (ret) {
IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
goto remove_notif;
}
if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) {
ret = iwl_mvm_send_bt_init_conf(mvm);
if (ret)
goto remove_notif;
}
/* Read the NVM only at driver load time, no need to do this twice */
if (read_nvm) {
ret = iwl_nvm_init(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
goto remove_notif;
}
}
/* In case we read the NVM from external file, load it to the NIC */
if (mvm->nvm_file_name)
iwl_mvm_load_nvm_to_nic(mvm);
WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver,
"Too old NVM version (0x%0x, required = 0x%0x)",
mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver);
/*
* abort after reading the nvm in case RF Kill is on, we will complete
* the init seq later when RF kill will switch to off
*/
if (iwl_mvm_is_radio_hw_killed(mvm)) {
IWL_DEBUG_RF_KILL(mvm,
"jump over all phy activities due to RF kill\n");
goto remove_notif;
}
mvm->rfkill_safe_init_done = true;
/* Send TX valid antennas before triggering calibrations */
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto remove_notif;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
ret);
goto remove_notif;
}
/*
* Some things may run in the background now, but we
* just wait for the calibration complete notification.
*/
ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
MVM_UCODE_CALIB_TIMEOUT);
if (!ret)
goto out;
if (iwl_mvm_is_radio_hw_killed(mvm)) {
IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
ret = 0;
} else {
IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
ret);
}
goto out;
remove_notif:
iwl_remove_notification(&mvm->notif_wait, &calib_wait);
out:
mvm->rfkill_safe_init_done = false;
if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
/* we want to debug INIT and we have no NVM - fake */
mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
sizeof(struct ieee80211_channel) +
sizeof(struct ieee80211_rate),
GFP_KERNEL);
if (!mvm->nvm_data)
return -ENOMEM;
mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
mvm->nvm_data->bands[0].n_channels = 1;
mvm->nvm_data->bands[0].n_bitrates = 1;
mvm->nvm_data->bands[0].bitrates =
(void *)mvm->nvm_data->channels + 1;
mvm->nvm_data->bands[0].bitrates->hw_value = 10;
}
return ret;
}
static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
{
struct iwl_ltr_config_cmd cmd = {
.flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
};
if (!mvm->trans->ltr_enabled)
return 0;
return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
sizeof(cmd), &cmd);
}
#ifdef CONFIG_ACPI
int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
{
struct iwl_dev_tx_power_cmd cmd = {
.common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
};
__le16 *per_chain;
int ret;
u16 len = 0;
u32 n_subbands;
u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
REDUCE_TX_POWER_CMD,
IWL_FW_CMD_VER_UNKNOWN);
if (cmd_ver == 6) {
len = sizeof(cmd.v6);
n_subbands = IWL_NUM_SUB_BANDS_V2;
per_chain = cmd.v6.per_chain[0][0];
} else if (fw_has_api(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_API_REDUCE_TX_POWER)) {
len = sizeof(cmd.v5);
n_subbands = IWL_NUM_SUB_BANDS;
per_chain = cmd.v5.per_chain[0][0];
} else if (fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) {
len = sizeof(cmd.v4);
n_subbands = IWL_NUM_SUB_BANDS;
per_chain = cmd.v4.per_chain[0][0];
} else {
len = sizeof(cmd.v3);
n_subbands = IWL_NUM_SUB_BANDS;
per_chain = cmd.v3.per_chain[0][0];
}
/* all structs have the same common part, add it */
len += sizeof(cmd.common);
ret = iwl_sar_select_profile(&mvm->fwrt, per_chain, ACPI_SAR_NUM_TABLES,
n_subbands, prof_a, prof_b);
/* return on error or if the profile is disabled (positive number) */
if (ret)
return ret;
IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
}
int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
{
union iwl_geo_tx_power_profiles_cmd geo_tx_cmd;
struct iwl_geo_tx_power_profiles_resp *resp;
u16 len;
int ret;
struct iwl_host_cmd cmd;
u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
GEO_TX_POWER_LIMIT,
IWL_FW_CMD_VER_UNKNOWN);
/* the ops field is at the same spot for all versions, so set in v1 */
geo_tx_cmd.v1.ops =
cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE);
if (cmd_ver == 3)
len = sizeof(geo_tx_cmd.v3);
else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
IWL_UCODE_TLV_API_SAR_TABLE_VER))
len = sizeof(geo_tx_cmd.v2);
else
len = sizeof(geo_tx_cmd.v1);
if (!iwl_sar_geo_support(&mvm->fwrt))
return -EOPNOTSUPP;
cmd = (struct iwl_host_cmd){
.id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT),
.len = { len, },
.flags = CMD_WANT_SKB,
.data = { &geo_tx_cmd },
};
ret = iwl_mvm_send_cmd(mvm, &cmd);
if (ret) {
IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
return ret;
}
resp = (void *)cmd.resp_pkt->data;
ret = le32_to_cpu(resp->profile_idx);
if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES))
ret = -EIO;
iwl_free_resp(&cmd);
return ret;
}
static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
{
union iwl_geo_tx_power_profiles_cmd cmd;
u16 len;
u32 n_bands;
int ret;
u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
GEO_TX_POWER_LIMIT,
IWL_FW_CMD_VER_UNKNOWN);
BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, ops) !=
offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) ||
offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) !=
offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops));
/* the ops field is at the same spot for all versions, so set in v1 */
cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES);
if (cmd_ver == 3) {
len = sizeof(cmd.v3);
n_bands = ARRAY_SIZE(cmd.v3.table[0]);
} else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
IWL_UCODE_TLV_API_SAR_TABLE_VER)) {
len = sizeof(cmd.v2);
n_bands = ARRAY_SIZE(cmd.v2.table[0]);
} else {
len = sizeof(cmd.v1);
n_bands = ARRAY_SIZE(cmd.v1.table[0]);
}
BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) !=
offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) ||
offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) !=
offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table));
/* the table is at the same position for all versions, so set use v1 */
ret = iwl_sar_geo_init(&mvm->fwrt, &cmd.v1.table[0][0], n_bands);
/*
* It is a valid scenario to not support SAR, or miss wgds table,
* but in that case there is no need to send the command.
*/
if (ret)
return 0;
/*
* Set the revision on versions that contain it.
* This must be done after calling iwl_sar_geo_init().
*/
if (cmd_ver == 3)
cmd.v3.table_revision = cpu_to_le32(mvm->fwrt.geo_rev);
else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
IWL_UCODE_TLV_API_SAR_TABLE_VER))
cmd.v2.table_revision = cpu_to_le32(mvm->fwrt.geo_rev);
return iwl_mvm_send_cmd_pdu(mvm,
WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT),
0, len, &cmd);
}
static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
{
union acpi_object *wifi_pkg, *data, *enabled;
int i, j, ret, tbl_rev, num_sub_bands;
int idx = 2;
s8 *gain;
/*
* The 'enabled' field is the same in v1 and v2 so we can just
* use v1 to access it.
*/
mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(0);
data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD);
if (IS_ERR(data))
return PTR_ERR(data);
/* try to read ppag table revision 1 */
wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
ACPI_PPAG_WIFI_DATA_SIZE_V2, &tbl_rev);
if (!IS_ERR(wifi_pkg)) {
if (tbl_rev != 1) {
ret = -EINVAL;
goto out_free;
}
num_sub_bands = IWL_NUM_SUB_BANDS_V2;
gain = mvm->fwrt.ppag_table.v2.gain[0];
mvm->fwrt.ppag_ver = 2;
IWL_DEBUG_RADIO(mvm, "Reading PPAG table v2 (tbl_rev=1)\n");
goto read_table;
}
/* try to read ppag table revision 0 */
wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
ACPI_PPAG_WIFI_DATA_SIZE, &tbl_rev);
if (!IS_ERR(wifi_pkg)) {
if (tbl_rev != 0) {
ret = -EINVAL;
goto out_free;
}
num_sub_bands = IWL_NUM_SUB_BANDS;
gain = mvm->fwrt.ppag_table.v1.gain[0];
mvm->fwrt.ppag_ver = 1;
IWL_DEBUG_RADIO(mvm, "Reading PPAG table v1 (tbl_rev=0)\n");
goto read_table;
}
ret = PTR_ERR(wifi_pkg);
goto out_free;
read_table:
enabled = &wifi_pkg->package.elements[1];
if (enabled->type != ACPI_TYPE_INTEGER ||
(enabled->integer.value != 0 && enabled->integer.value != 1)) {
ret = -EINVAL;
goto out_free;
}
mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(enabled->integer.value);
if (!mvm->fwrt.ppag_table.v1.enabled) {
ret = 0;
goto out_free;
}
/*
* read, verify gain values and save them into the PPAG table.
* first sub-band (j=0) corresponds to Low-Band (2.4GHz), and the
* following sub-bands to High-Band (5GHz).
*/
for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
for (j = 0; j < num_sub_bands; j++) {
union acpi_object *ent;
ent = &wifi_pkg->package.elements[idx++];
if (ent->type != ACPI_TYPE_INTEGER) {
ret = -EINVAL;
goto out_free;
}
gain[i * num_sub_bands + j] = ent->integer.value;
if ((j == 0 &&
(gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_LB ||
gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_LB)) ||
(j != 0 &&
(gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_HB ||
gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_HB))) {
mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(0);
ret = -EINVAL;
goto out_free;
}
}
}
ret = 0;
out_free:
kfree(data);
return ret;
}
int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
{
u8 cmd_ver;
int i, j, ret, num_sub_bands, cmd_size;
s8 *gain;
if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) {
IWL_DEBUG_RADIO(mvm,
"PPAG capability not supported by FW, command not sent.\n");
return 0;
}
if (!mvm->fwrt.ppag_table.v1.enabled) {
IWL_DEBUG_RADIO(mvm, "PPAG not enabled, command not sent.\n");
return 0;
}
cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
PER_PLATFORM_ANT_GAIN_CMD,
IWL_FW_CMD_VER_UNKNOWN);
if (cmd_ver == 1) {
num_sub_bands = IWL_NUM_SUB_BANDS;
gain = mvm->fwrt.ppag_table.v1.gain[0];
cmd_size = sizeof(mvm->fwrt.ppag_table.v1);
if (mvm->fwrt.ppag_ver == 2) {
IWL_DEBUG_RADIO(mvm,
"PPAG table is v2 but FW supports v1, sending truncated table\n");
}
} else if (cmd_ver == 2) {
num_sub_bands = IWL_NUM_SUB_BANDS_V2;
gain = mvm->fwrt.ppag_table.v2.gain[0];
cmd_size = sizeof(mvm->fwrt.ppag_table.v2);
if (mvm->fwrt.ppag_ver == 1) {
IWL_DEBUG_RADIO(mvm,
"PPAG table is v1 but FW supports v2, sending padded table\n");
}
} else {
IWL_DEBUG_RADIO(mvm, "Unsupported PPAG command version\n");
return 0;
}
for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
for (j = 0; j < num_sub_bands; j++) {
IWL_DEBUG_RADIO(mvm,
"PPAG table: chain[%d] band[%d]: gain = %d\n",
i, j, gain[i * num_sub_bands + j]);
}
}
IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n");
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP,
PER_PLATFORM_ANT_GAIN_CMD),
0, cmd_size, &mvm->fwrt.ppag_table);
if (ret < 0)
IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n",
ret);
return ret;
}
static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
{
int ret;
ret = iwl_mvm_get_ppag_table(mvm);
if (ret < 0) {
IWL_DEBUG_RADIO(mvm,
"PPAG BIOS table invalid or unavailable. (%d)\n",
ret);
return 0;
}
return iwl_mvm_ppag_send_cmd(mvm);
}
static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
{
int ret;
struct iwl_tas_config_cmd cmd = {};
int list_size;
BUILD_BUG_ON(ARRAY_SIZE(cmd.block_list_array) <
APCI_WTAS_BLACK_LIST_MAX);
if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) {
IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n");
return;
}
ret = iwl_acpi_get_tas(&mvm->fwrt, cmd.block_list_array, &list_size);
if (ret < 0) {
IWL_DEBUG_RADIO(mvm,
"TAS table invalid or unavailable. (%d)\n",
ret);
return;
}
if (list_size < 0)
return;
/* list size if TAS enabled can only be non-negative */
cmd.block_list_size = cpu_to_le32((u32)list_size);
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
TAS_CONFIG),
0, sizeof(cmd), &cmd);
if (ret < 0)
IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret);
}
static u8 iwl_mvm_eval_dsm_indonesia_5g2(struct iwl_mvm *mvm)
{
int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0,
DSM_FUNC_ENABLE_INDONESIA_5G2);
if (ret < 0)
IWL_DEBUG_RADIO(mvm,
"Failed to evaluate DSM function ENABLE_INDONESIA_5G2, ret=%d\n",
ret);
else if (ret >= DSM_VALUE_INDONESIA_MAX)
IWL_DEBUG_RADIO(mvm,
"DSM function ENABLE_INDONESIA_5G2 return invalid value, ret=%d\n",
ret);
else if (ret == DSM_VALUE_INDONESIA_ENABLE) {
IWL_DEBUG_RADIO(mvm,
"Evaluated DSM function ENABLE_INDONESIA_5G2: Enabling 5g2\n");
return DSM_VALUE_INDONESIA_ENABLE;
}
/* default behaviour is disabled */
return DSM_VALUE_INDONESIA_DISABLE;
}
static u8 iwl_mvm_eval_dsm_disable_srd(struct iwl_mvm *mvm)
{
int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0,
DSM_FUNC_DISABLE_SRD);
if (ret < 0)
IWL_DEBUG_RADIO(mvm,
"Failed to evaluate DSM function DISABLE_SRD, ret=%d\n",
ret);
else if (ret >= DSM_VALUE_SRD_MAX)
IWL_DEBUG_RADIO(mvm,
"DSM function DISABLE_SRD return invalid value, ret=%d\n",
ret);
else if (ret == DSM_VALUE_SRD_PASSIVE) {
IWL_DEBUG_RADIO(mvm,
"Evaluated DSM function DISABLE_SRD: setting SRD to passive\n");
return DSM_VALUE_SRD_PASSIVE;
} else if (ret == DSM_VALUE_SRD_DISABLE) {
IWL_DEBUG_RADIO(mvm,
"Evaluated DSM function DISABLE_SRD: disabling SRD\n");
return DSM_VALUE_SRD_DISABLE;
}
/* default behaviour is active */
return DSM_VALUE_SRD_ACTIVE;
}
static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
{
u8 ret;
int cmd_ret;
struct iwl_lari_config_change_cmd cmd = {};
if (iwl_mvm_eval_dsm_indonesia_5g2(mvm) == DSM_VALUE_INDONESIA_ENABLE)
cmd.config_bitmap |=
cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK);
ret = iwl_mvm_eval_dsm_disable_srd(mvm);
if (ret == DSM_VALUE_SRD_PASSIVE)
cmd.config_bitmap |=
cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK);
else if (ret == DSM_VALUE_SRD_DISABLE)
cmd.config_bitmap |=
cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK);
/* apply more config masks here */
if (cmd.config_bitmap) {
IWL_DEBUG_RADIO(mvm, "sending LARI_CONFIG_CHANGE\n");
cmd_ret = iwl_mvm_send_cmd_pdu(mvm,
WIDE_ID(REGULATORY_AND_NVM_GROUP,
LARI_CONFIG_CHANGE),
0, sizeof(cmd), &cmd);
if (cmd_ret < 0)
IWL_DEBUG_RADIO(mvm,
"Failed to send LARI_CONFIG_CHANGE (%d)\n",
cmd_ret);
}
}
#else /* CONFIG_ACPI */
inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm,
int prof_a, int prof_b)
{
return -ENOENT;
}
inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
{
return -ENOENT;
}
static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
{
return 0;
}
int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
{
return -ENOENT;
}
static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
{
return 0;
}
static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
{
}
static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
{
}
#endif /* CONFIG_ACPI */
void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
{
u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
int ret;
u32 resp;
struct iwl_fw_error_recovery_cmd recovery_cmd = {
.flags = cpu_to_le32(flags),
.buf_size = 0,
};
struct iwl_host_cmd host_cmd = {
.id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
.flags = CMD_WANT_SKB,
.data = {&recovery_cmd, },
.len = {sizeof(recovery_cmd), },
};
/* no error log was defined in TLV */
if (!error_log_size)
return;
if (flags & ERROR_RECOVERY_UPDATE_DB) {
/* no buf was allocated while HW reset */
if (!mvm->error_recovery_buf)
return;
host_cmd.data[1] = mvm->error_recovery_buf;
host_cmd.len[1] = error_log_size;
host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
recovery_cmd.buf_size = cpu_to_le32(error_log_size);
}
ret = iwl_mvm_send_cmd(mvm, &host_cmd);
kfree(mvm->error_recovery_buf);
mvm->error_recovery_buf = NULL;
if (ret) {
IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret);
return;
}
/* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
if (flags & ERROR_RECOVERY_UPDATE_DB) {
resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
if (resp)
IWL_ERR(mvm,
"Failed to send recovery cmd blob was invalid %d\n",
resp);
}
}
static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
{
int ret;
ret = iwl_sar_get_wrds_table(&mvm->fwrt);
if (ret < 0) {
IWL_DEBUG_RADIO(mvm,
"WRDS SAR BIOS table invalid or unavailable. (%d)\n",
ret);
/*
* If not available, don't fail and don't bother with EWRD.
* Return 1 to tell that we can't use WGDS either.
*/
return 1;
}
ret = iwl_sar_get_ewrd_table(&mvm->fwrt);
/* if EWRD is not available, we can still use WRDS, so don't fail */
if (ret < 0)
IWL_DEBUG_RADIO(mvm,
"EWRD SAR BIOS table invalid or unavailable. (%d)\n",
ret);
return iwl_mvm_sar_select_profile(mvm, 1, 1);
}
static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
{
int ret;
if (iwl_mvm_has_unified_ucode(mvm))
return iwl_run_unified_mvm_ucode(mvm, false);
ret = iwl_run_init_mvm_ucode(mvm, false);
if (ret) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
if (iwlmvm_mod_params.init_dbg)
return 0;
return ret;
}
iwl_fw_dbg_stop_sync(&mvm->fwrt);
iwl_trans_stop_device(mvm->trans);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
mvm->rfkill_safe_init_done = false;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret)
return ret;
mvm->rfkill_safe_init_done = true;
iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
NULL);
return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img);
}
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
struct ieee80211_channel *chan;
struct cfg80211_chan_def chandef;
struct ieee80211_supported_band *sband = NULL;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
ret = iwl_mvm_load_rt_fw(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
if (ret != -ERFKILL)
iwl_fw_dbg_error_collect(&mvm->fwrt,
FW_DBG_TRIGGER_DRIVER);
goto error;
}
iwl_get_shared_mem_conf(&mvm->fwrt);
ret = iwl_mvm_sf_update(mvm, NULL, false);
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
if (!iwl_trans_dbg_ini_valid(mvm->trans)) {
mvm->fwrt.dump.conf = FW_DBG_INVALID;
/* if we have a destination, assume EARLY START */
if (mvm->fw->dbg.dest_tlv)
mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
}
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
if (!iwl_mvm_has_unified_ucode(mvm)) {
/* Send phy db control command and then phy db calibration */
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
}
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
ret = iwl_mvm_send_bt_init_conf(mvm);
if (ret)
goto error;
if (fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) {
ret = iwl_set_soc_latency(&mvm->fwrt);
if (ret)
goto error;
}
/* Init RSS configuration */
if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) {
ret = iwl_configure_rxq(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to configure RX queues: %d\n",
ret);
goto error;
}
}
if (iwl_mvm_has_new_rx_api(mvm)) {
ret = iwl_send_rss_cfg_cmd(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
ret);
goto error;
}
}
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
/* reset quota debouncing buffer - 0xff will yield invalid data */
memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) {
ret = iwl_mvm_send_dqa_cmd(mvm);
if (ret)
goto error;
}
/*
* Add auxiliary station for scanning.
* Newer versions of this command implies that the fw uses
* internal aux station for all aux activities that don't
* requires a dedicated data queue.
*/
if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
ADD_STA,
0) < 12) {
/*
* In old version the aux station uses mac id like other
* station and not lmac id
*/
ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
if (ret)
goto error;
}
/* Add all the PHY contexts */
i = 0;
while (!sband && i < NUM_NL80211_BANDS)
sband = mvm->hw->wiphy->bands[i++];
if (WARN_ON_ONCE(!sband)) {
ret = -ENODEV;
goto error;
}
chan = &sband->channels[0];
cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
for (i = 0; i < NUM_PHY_CTX; i++) {
/*
* The channel used here isn't relevant as it's
* going to be overwritten in the other flows.
* For now use the first channel we have.
*/
ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
&chandef, 1, 1);
if (ret)
goto error;
}
if (iwl_mvm_is_tt_in_fw(mvm)) {
/* in order to give the responsibility of ct-kill and
* TX backoff to FW we need to send empty temperature reporting
* cmd during init time
*/
iwl_mvm_send_temp_report_ths_cmd(mvm);
} else {
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
}
#ifdef CONFIG_THERMAL
/* TODO: read the budget from BIOS / Platform NVM */
/*
* In case there is no budget from BIOS / Platform NVM the default
* budget should be 2000mW (cooling state 0).
*/
if (iwl_mvm_is_ctdp_supported(mvm)) {
ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
mvm->cooling_dev.cur_state);
if (ret)
goto error;
}
#endif
if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
WARN_ON(iwl_mvm_config_ltr(mvm));
ret = iwl_mvm_power_update_device(mvm);
if (ret)
goto error;
iwl_mvm_lari_cfg(mvm);
/*
* RTNL is not taken during Ct-kill, but we don't need to scan/Tx
* anyway, so don't init MCC.
*/
if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
ret = iwl_mvm_init_mcc(mvm);
if (ret)
goto error;
}
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET;
ret = iwl_mvm_config_scan(mvm);
if (ret)
goto error;
}
if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB);
if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid))
IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n");
ret = iwl_mvm_ppag_init(mvm);
if (ret)
goto error;
ret = iwl_mvm_sar_init(mvm);
if (ret == 0) {
ret = iwl_mvm_sar_geo_init(mvm);
} else if (ret == -ENOENT && !iwl_sar_get_wgds_table(&mvm->fwrt)) {
/*
* If basic SAR is not available, we check for WGDS,
* which should *not* be available either. If it is
* available, issue an error, because we can't use SAR
* Geo without basic SAR.
*/
IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n");
}
if (ret < 0)
goto error;
iwl_mvm_tas_init(mvm);
iwl_mvm_leds_sync(mvm);
iwl_mvm_ftm_initiator_smooth_config(mvm);
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
if (!iwlmvm_mod_params.init_dbg || !ret)
iwl_mvm_stop_device(mvm);
return ret;
}
int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
{
int ret, i;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
if (ret) {
IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
goto error;
}
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
/* Send phy db control command and then phy db calibration*/
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
ADD_STA,
0) < 12) {
/*
* Add auxiliary station for scanning.
* Newer versions of this command implies that the fw uses
* internal aux station for all aux activities that don't
* requires a dedicated data queue.
* In old version the aux station uses mac id like other
* station and not lmac id
*/
ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
if (ret)
goto error;
}
return 0;
error:
iwl_mvm_stop_device(mvm);
return ret;
}
void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_card_state_notif *card_state_notif = (void *)pkt->data;
u32 flags = le32_to_cpu(card_state_notif->flags);
IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n",
(flags & HW_CARD_DISABLED) ? "Kill" : "On",
(flags & SW_CARD_DISABLED) ? "Kill" : "On",
(flags & CT_KILL_CARD_DISABLED) ?
"Reached" : "Not reached");
}
void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
IWL_DEBUG_INFO(mvm,
"MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
le32_to_cpu(mfuart_notif->installed_ver),
le32_to_cpu(mfuart_notif->external_ver),
le32_to_cpu(mfuart_notif->status),
le32_to_cpu(mfuart_notif->duration));
if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
IWL_DEBUG_INFO(mvm,
"MFUART: image size: 0x%08x\n",
le32_to_cpu(mfuart_notif->image_size));
}